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Gravitational-wave Radiation from the Magnetar-driven Supernovae [PDF]

open access: goldThe Astrophysical Journal
Rapidly spinning magnetars are potential candidates for the energy source of supernovae (SNe) and gamma-ray bursts and the most promising sources for continuous gravitational waves (GWs) detected by ground-based GW detectors.
Lang Xie   +4 more
doaj   +2 more sources

Gamma-ray upper limits on magnetars with 6 years of Fermi-LAT observations [PDF]

open access: yes, 2016
We report on the search for gamma-ray emission from 20 magnetars using 6 years of Fermi, Large Area Telescope (LAT) observations. No significant evidence for gamma-ray emission from any of the currently-known magnetars is found.
de Ona-Wilhelmi, Emma   +3 more
core   +7 more sources

Ultrahigh energy cosmic ray acceleration in newly born magnetars and their associated gravitational wave signatures [PDF]

open access: green, 2011
Newly born magnetars are good candidate sources of ultrahigh energy cosmic rays. These objects can in principle easily accelerate particles to the highest energies required to satisfy the ultrahigh energy cosmic ray scenario (E~10^{20-21} eV), thanks to ...
Kotera, Kumiko
core   +2 more sources

Magnetic-distortion-induced ellipticity and gravitational wave radiation of neutron stars: millisecond magnetars in short GRBs, Galactic pulsars, and magnetars [PDF]

open access: bronze, 2017
Neutron stars may sustain a non-axisymmetric deformation due to magnetic distortion and are potential sources of continuous gravitational waves (GWs) for ground-based interferometric detectors.
Cao, Zhoujian, Gao, He, Zhang, Bing
core   +2 more sources

The Zoo of Isolated Neutron Stars

open access: yesUniverse, 2023
In this brief review, I summarize our basic knowledge about different types of isolated neutron stars. I discuss radio pulsars, central compact objects in supernova remnants, magnetars, nearby cooling neutron stars (also known as the magnificent seven ...
Sergei B. Popov
doaj   +1 more source

R-Process with Magnetized Nuclei at Dynamo-Explosive Supernovae and Neutron Star Mergers

open access: yesUniverse, 2021
Nucleosynthesis at latge magnetic induction levels relevant to core-collapse supernovae and neutron star mergers is considered. For respective magnetic fields of a strength up to ten teratesla, atomic nuclei exhibit a linear magnetic response due to the ...
Vladimir N. Kondratyev
doaj   +1 more source

Evolution of Neutron Star Magnetic Fields

open access: yesUniverse, 2021
Neutron stars are natural physical laboratories allowing us to study a plethora of phenomena in extreme conditions. In particular, these compact objects can have very strong magnetic fields with non-trivial origin and evolution.
Andrei P. Igoshev   +2 more
doaj   +1 more source

Effect of Protoneutron Star Magnetized Envelops in Neutrino Energy Spectra

open access: yesParticles, 2022
The neutrino dynamics in hot and dense magnetized matter, which corresponds with protoneutron star envelopes in the core collapse supernova explosions, is considered.
Vladimir N. Kondratyev   +2 more
doaj   +1 more source

Properties and Composition of Magnetized Nuclei

open access: yesParticles, 2020
The properties and mass distribution of the ultramagnetized atomic nuclei which arise in heavy-ion collisions and magnetar crusts, during Type II supernova explosions and neutron star mergers are analyzed.
V.N. Kondratyev
doaj   +1 more source

Long-duration Gamma-Ray Burst Progenitors and Magnetar Formation

open access: yesThe Astrophysical Journal, 2023
Millisecond magnetars produced in the center of dying massive stars are one prominent model to power gamma-ray bursts (GRBs). However, their detailed nature remains a mystery. To explore the effects of the initial mass, rotation rate, wind mass loss, and
Cui-Ying Song, Tong Liu
doaj   +1 more source

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